Split subchannel check from CD dump method.

2025-12-16 19:24:25 +00:00 · 2019-12-31 19:47:18 +00:00
parent 34619ab1c2
commit 1c8df12c9a
5 changed files with 96 additions and 23 deletions
--- a/DiscImageChef.Core/Devices/Dumping/CompactDisc/Subchannel.cs
+++ b/DiscImageChef.Core/Devices/Dumping/CompactDisc/Subchannel.cs
@@ -0,0 +1,87 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename       : CompactDisc.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Core algorithms.
+//
+// --[ Description ] ----------------------------------------------------------
+//
+//     Dumps CDs and DDCDs.
+//
+// --[ License ] --------------------------------------------------------------
+//
+//     This program is free software: you can redistribute it and/or modify
+//     it under the terms of the GNU General Public License as
+//     published by the Free Software Foundation, either version 3 of the
+//     License, or (at your option) any later version.
+//
+//     This program is distributed in the hope that it will be useful,
+//     but WITHOUT ANY WARRANTY; without even the implied warranty of
+//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//     GNU General Public License for more details.
+//
+//     You should have received a copy of the GNU General Public License
+//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2019 Natalia Portillo
+// ****************************************************************************/
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Xml.Serialization;
+using DiscImageChef.CommonTypes;
+using DiscImageChef.CommonTypes.Enums;
+using DiscImageChef.CommonTypes.Extents;
+using DiscImageChef.CommonTypes.Interfaces;
+using DiscImageChef.CommonTypes.Metadata;
+using DiscImageChef.CommonTypes.Structs;
+using DiscImageChef.Console;
+using DiscImageChef.Core.Logging;
+using DiscImageChef.Core.Media.Detection;
+using DiscImageChef.Decoders.CD;
+using DiscImageChef.Decoders.SCSI;
+using DiscImageChef.Decoders.SCSI.MMC;
+using DiscImageChef.Devices;
+using Schemas;
+using CdOffset = DiscImageChef.Database.Models.CdOffset;
+using MediaType = DiscImageChef.CommonTypes.MediaType;
+using PlatformID = DiscImageChef.CommonTypes.Interop.PlatformID;
+using Session = DiscImageChef.Decoders.CD.Session;
+using TrackType = DiscImageChef.CommonTypes.Enums.TrackType;
+
+// ReSharper disable JoinDeclarationAndInitializer
+// ReSharper disable InlineOutVariableDeclaration
+// ReSharper disable TooWideLocalVariableScope
+
+namespace DiscImageChef.Core.Devices.Dumping
+{
+    partial class Dump
+    {
+        bool SupportsRwSubchannel()
+        {
+            _dumpLog.WriteLine("Checking if drive supports full raw subchannel reading...");
+            UpdateStatus?.Invoke("Checking if drive supports full raw subchannel reading...");
+
+            return!_dev.ReadCd(out _, out _, 0, 2352 + 96, 1, MmcSectorTypes.AllTypes, false, false, true,
+                               MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None, MmcSubchannel.Raw,
+                               _dev.Timeout, out _);
+        }
+
+        bool SupportsPqSubchannel()
+        {
+            _dumpLog.WriteLine("Checking if drive supports PQ subchannel reading...");
+            UpdateStatus?.Invoke("Checking if drive supports PQ subchannel reading...");
+
+            return!_dev.ReadCd(out _, out _, 0, 2352 + 16, 1, MmcSectorTypes.AllTypes, false, false, true,
+                               MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None, MmcSubchannel.Q16,
+                               _dev.Timeout, out _);
+        }
+    }
+}